add comment for TiFlash requirements

jiajunhuang · jiajunhuang · commit 366d451ce873 · 2022-08-09T16:57:59.000+08:00
diff --git a/go/scale_out_tiflash/main.go b/go/scale_out_tiflash/main.go
@@ -38,6 +38,7 @@ func getSpecClusterUsing(specifications *GetSpecificationsResp, cluster *GetClus
 }
 
 // addTiFlashToCluster add TiFlash to a existing cluster
+// If the vCPUs of TiDB or TiKV component is 2 or 4, then the cluster does not support TiFlash.
 func addTiFlashToCluster(cluster *GetClusterResp, projectID uint64, spec *Specification) error {
 	var (
 		url              = fmt.Sprintf("%s/api/v1beta/projects/%d/clusters/%d", Host, projectID, cluster.ID)

Original file line number	Diff line number	Diff line change
`@@ -38,6 +38,7 @@ func getSpecClusterUsing(specifications GetSpecificationsResp, cluster GetClus`
`38`	`38`	`}`
`39`	`39`
`40`	`40`	`// addTiFlashToCluster add TiFlash to a existing cluster`
	`41`	`+// If the vCPUs of TiDB or TiKV component is 2 or 4, then the cluster does not support TiFlash.`
`41`	`42`	`func addTiFlashToCluster(cluster GetClusterResp, projectID uint64, spec Specification) error {`
`42`	`43`	`var (`
`43`	`44`	`url = fmt.Sprintf("%s/api/v1beta/projects/%d/clusters/%d", Host, projectID, cluster.ID)`